Edward F. Hampl Jr.

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Thermographic elements
- Patent number 5,318,938
- Issue date Jun 7, 1994
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
High purity aromatic polyesters
- Patent number 5,295,040
- Issue date Mar 15, 1994
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
High purity aromatic polyesters
- Patent number 5,115,372
- Issue date May 19, 1992
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
High purity aromatic polyesters
- Patent number 4,967,306
- Issue date Oct 30, 1990
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Hot-junction electrode members for copper/silver chalocogenides
- Patent number 4,268,710
- Issue date May 19, 1981
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hot-junction electrode members for copper/silver chalcogenides
- Patent number 4,180,415
- Issue date Dec 25, 1979
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hydrostatically extruded thermoelectric legs
- Patent number 4,161,111
- Issue date Jul 17, 1979
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Rare-earth-metal-based thermoelectric compositions
- Patent number 4,061,505
- Issue date Dec 6, 1977
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermoelectric generators that incorporate self-segmenting thermoel...
- Patent number 4,029,520
- Issue date Jun 14, 1977
- Minnesota Mining and Manufacturing Company
- Edward F. Hampl
- H01 - BASIC ELECTRIC ELEMENTS

Edward F. Hampl Jr.

Person

Patents Grantslast 30 patents

Thermographic elements

High purity aromatic polyesters

High purity aromatic polyesters

High purity aromatic polyesters

Hot-junction electrode members for copper/silver chalocogenides

Hot-junction electrode members for copper/silver chalcogenides

Hydrostatically extruded thermoelectric legs

Rare-earth-metal-based thermoelectric compositions

Thermoelectric generators that incorporate self-segmenting thermoel...